The Safety Net Nobody Reads: Default Service, Supplier Exits, and the Price You Inherit

A retail electricity supplier does not have to go bankrupt to disappear from a customer’s bill. It can sell its book of business, stop enrolling new customers, fail to meet financial requirements, or simply decide that a state’s margin no longer justifies the risk. When that happens, the customer often learns about it through a short notice, a changed billing header, and a rate that looks nothing like the fixed price on the original contract.

The mechanism behind that switch is default service, sometimes called provider of last resort service or standard offer service. It is one of the least understood pieces of the competitive electricity market, and in 2026 it is carrying more weight than usual. Supplier consolidation, tighter capital requirements, and volatile wholesale procurement costs have made exits more visible. The safety net is doing its job, but customers need to understand what kind of net it is.

The Notice in the Mailbox

Default-service notices tend to arrive with less drama than they deserve. A supplier exit is not an outage. The lights stay on, the meter keeps running, and the utility continues to send a bill. What changes is the entity responsible for the supply portion of that bill and the price attached to it.

State rules vary on timing. Some regulators require advance notice before a supplier leaves a market. Others allow an orderly transfer with notice that arrives close to the effective date. In a few cases, customers first discover the change when a new rate appears on their statement. The notice may include a price, a term, and a contact number, but it seldom explains the procurement machinery behind the number.

That is why the first practical step is not to compare the new rate with the old one in a single glance. It is to identify the effective date, whether the default rate is fixed or variable, how long it lasts, and whether the utility will require a deposit or apply an unpaid supplier balance to the account.

How Default Service Actually Works

In most restructured states, the utility is not generating power for default-service customers. It is procuring supply through a regulated process, often an auction or a portfolio of contracts approved by the state commission. Pennsylvania, New Jersey, Illinois, Ohio, and Texas each use different labels and different designs, but the common idea is similar: the utility becomes the billing and procurement backstop when a competitive supplier no longer serves the customer.

That backstop is not a charity rate. Default service is priced to recover the cost of the power the utility has contracted to buy, along with administrative and reconciliation costs allowed by regulators. It may be cheaper than some retail offers and more expensive than others. It is not a penalty rate by design, and it is not a guaranteed bargain. It is a procurement outcome.

This distinction matters after a supplier exit. A customer who had a two-year fixed-rate offer may land on a default-service rate that reflects wholesale prices, capacity costs, and transmission charges from a different procurement cycle. The old contract does not follow the customer into default service. The new rate is set by the utility’s approved process, not by the failed supplier’s promise.

Default service also tends to reset. Some states set it for a fixed period; others adjust it periodically as procurement tranches roll off. A customer who treats the first default-service bill as a permanent rate may be surprised again at the next reset.

What Happens to Contracts, Deposits, and Unpaid Balances

When a supplier exits, the customer’s contract with that supplier usually ends. Early termination fees are often waived when the supplier is the party that failed or withdrew, but the treatment is not uniform. Customers should check the notice and state rules rather than assume that every fee disappears.

Deposits are another loose end. A deposit held by a retail supplier may be refunded, applied to the final bill, or transferred as part of a book sale, depending on the transaction and state policy. The default-service utility may separately require a deposit under its own credit rules. Customers who paid a supplier deposit should keep the receipt and the final statement.

Unpaid balances do not vanish because the supplier does. A past-due amount may be sold to a collection agency, retained by the supplier’s administrator, or handled through the utility’s billing system if the account is transferred. In some states, an unpaid balance can affect the customer’s ability to enroll with a new supplier or to avoid a deposit. The safety net keeps service intact; it does not erase credit risk.

The 2026 Auction Context

The default-service rate a customer inherits in 2026 is shaped by auctions and procurements conducted under conditions that differ from the retail offer cycle. Capacity prices, transmission upgrades, load growth from data centers and electrification, and the cost of meeting renewable portfolio standards all feed into the supply price. The exact outcome varies by utility and state, but the direction has been clear in many competitive markets: default-service procurement has become more expensive than it was in the prior few years.

That does not mean every default rate is high. It means the comparison between a retail offer and default service is a comparison between two different risk arrangements. A fixed-rate retail offer may include a supplier risk premium, a marketing cost, and a profit margin. Default service may include procurement costs and reconciliation adjustments that are less visible but no less real. A variable retail offer may look cheap in one month and reset sharply later.

For customers who were automatically switched, the relevant question is not whether the old offer was better. It is whether the new default rate is competitive with the offers available today. In 2026, that requires reading the price-to-compare disclosure, checking the term, and understanding whether the default rate will change before a new contract could reasonably be signed.

Reading the Safety Net

Default service is a bridge, not a destination. It exists to prevent a supplier exit from becoming a service interruption. Customers who understand that can use it well: confirm the effective date, verify the rate and its reset schedule, ask the utility about deposits and arrears, and compare offers only after the default-service terms are clear.

The safety net is not invisible because regulators want it that way. It is invisible because it works quietly in the background of a billing system most customers only see once a month. When a supplier vanishes, that quiet machinery becomes the most important part of the bill.